Process Safety Management of highly hazardous chemicals - parts cleaning station involving flammable liquids.
OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.
July 15, 1994
Mr. Charles Knudsen
Cryovac
2835 24th Avenue
Marion, Iowa 52302
Dear Mr. Knudsen:
This is in response to your April 12 letter, requesting interpretation of the Process Safety Management (PSM) of Highly Hazardous Chemicals standard, 29 CFR 1910.119 with respect to a parts cleaning station (PCS) involving flammable liquids as described in the scenario below. Please accept our apology for the delay in responding. Your question and our reply follow.
Scenario: